Suppose that, on average, 1 gang-related shooting occurs every 12 hours in Los Angeles.
a. In a 24-hour day, how many shootings are expected?
b. Find the probabilities of 0, 1, 2, 3, 4, 5, and 6 gang-related shootings occurring in a 24-hour day.
c. Which numbers of shootings have the highest probability of occurring? Why is this answer
reasonable?
d. Using the information found in part b, draw a probability distribution.
e. Suppose that 10 shootings occur in a 24-hour day. Do you think that this could be a random
occurrence? Use the probabilities that you found in part b to explain your reasoning
Tuesday, October 27, 2009
Saturday, October 24, 2009
MDBG is such an unexpected source of amusement
well, I guess it's just the construction of slang itself; language can be so awesome sometimes
| 灵光 | língguāng | divine light (around the Buddha) / a halo / a miraculous column of light / (slang) jolly good! |
| 断背 | duànbèi | homosexual; fag (slang, referring to Ang Lee's "Brokeback Mountain") |
| 打炮 | dǎpào | to open fire with artillery / to make one's stage debut / (slang) to ejaculate |
| 电灯泡 | diàndēngpào | light bulb / (slang) unwanted third guest |
| 怪叔叔 | guàishūshu | queer uncle, referring to a young to middle-aged male pedophile (Internet slang) |
| 维他命Ｂ | wéitāmìng B | Vitamin B / boyfriend (slang) |
| 神女 | shénnǚ | goddess / 1934 silent film about the life of a Shanghai prostitute (directed by Wu Yonggang 吴永刚) / prostitute (slang) |
| 打飞机 | dǎfēijī | to masturbate (slang) |
Thursday, October 15, 2009
Sunday, October 11, 2009
Saturday, October 10, 2009
Friday, October 9, 2009
Tuesday, October 6, 2009
Sunday, October 4, 2009
Saturday, October 3, 2009
Friday, October 2, 2009
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